package demo1;

class MyRunnable implements Runnable{
    @Override
    public void run() {
        while(true){
            System.out.println("hello thread!");
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        }
    }
}
public class Test {
    public static void main(String[] args) throws InterruptedException {
        Runnable runnable = new MyRunnable();
        Thread thread = new Thread(runnable);
        thread.start();
        while(true){
            System.out.println("hello main!");
            Thread.sleep(1000);
        }

    }
}
